Router Naming Convention for helinet.de, 201609

Regular Expressions:

^[a-z]+\d+-[^\.]+\.([a-z\d]+)\.helinet\.de$

Statistics:

Training routers with at least two clustered interfaces: 3
Positive Predictive Value: 1.000
True Positives (green): 6
False Positives (red): 0
IP literals extracted (red): 0
False Negatives, identifier extracted (orange): 1
False Negatives, not matched: 22
Training routers with a single interface in suffix: 3

Legend:

Green	+	Inferred identifier, true positive when evaluated against training data
Orange	-	Inferred identifier, false negative when evaluated against training data
Red	!	Inferred identifier, false positive when evaluated against training data
Red	x	Inferred identifier, but contains part of IP address literal embedded in hostname
	~	False negative, not matched
	o	No regex matched the interface, but the interface was the only interface in this suffix on the router
	*	A filter regex matched the interface

Evaluation against training data:

		pehfn1
212.37.54.17	~	17.54.37.212.helinet.de
212.37.48.137	+	gi2-16-6.pehfn1.helinet.de
212.37.47.65	+	gi2-3-548.pehfn1.helinet.de

		pekam1
88.208.189.113	~	113-189-208-88.helinet.de
212.37.43.33	~	212.37.43.33.transit.helinet.de
212.37.54.221	~	221.54.37.212.helinet.de
88.208.191.33	~	33-191-208-88.helinet.de
212.37.56.1	~	ftth-lab-1.helinet.de
212.37.41.157	+	gi3-22-1325.pekam1.helinet.de
212.37.52.153	+	gi3-9-306.pekam1.helinet.de
212.37.63.33		gi3-17-320.pekam1.as12355.net
212.37.63.13		te2-3.pekam1.as12355.net
212.37.52.113		gw.gsw-kamen.de
212.37.52.129		gw.kamen.de

		pelue
88.208.189.161	~	161-189-208-88.helinet.de
212.37.43.29	~	212.37.43.29.transit.helinet.de
212.37.52.97	+	gi3-3-304.pelue.helinet.de
212.37.63.113		te2-2.pelue1.as12355.net
212.37.63.21		te2-3.pelue1.as12355.net

		pelue2
212.37.48.169	+	gi0-7-300.pelue2.helinet.de
212.37.49.241		gw.luenen.de

		peskp1
212.37.40.49	+	gi2-7.peskp1.helinet.de
212.37.63.45		gi2-4-321.pehfn1.as12355.net

		sip
88.208.189.1	~	1-189-208-88.helinet.de
88.208.191.165	~	165-191-208-88.helinet.de
212.37.41.113	~	212-37-41-113.transit.helinet.de
212.37.50.33	~	33.50.37.212.helinet.de
212.37.48.165	-	gi2-20-300.peuwi1.helinet.de
212.37.40.221	+	gw3-1.sip.helinet.de
212.37.40.189	+	gw4-1.sip.helinet.de
212.37.63.49		gi2-4-320.peuwi1.as12355.net
212.37.63.53		gi2-4-321.peuwi1.as12355.net
212.37.63.125		peer-1.as12355.net
88.208.189.153		hamm-gw.padnet.de
212.37.54.225		gw.schulen-hamm.de

88.208.190.101	~	101-190-208-88.helinet.de
88.208.190.121	~	121-190-208-88.helinet.de
88.208.190.49	~	49-190-208-88.helinet.de
88.208.190.65	~	65-190-208-88.helinet.de

212.37.50.105	~	105.50.37.212.helinet.de
88.208.191.113	~	113-191-208-88.helinet.de
212.37.54.65	~	65.54.37.212.helinet.de
88.208.189.89	~	89-189-208-88.helinet.de

212.37.50.121	~	121.50.37.212.helinet.de
88.208.191.209	~	209-191-208-88.helinet.de
212.37.62.231		te0-1.peuwi2.as12355.net
212.37.49.81		gw.e-lectron.de